Trivia question for Lounge Fans!

This “Lounge” favourite passed away on this day in 1996. She won a total of 13 Grammys during her performing career. In 1982 she appeared in a TV commercial for Memorex, where she sang a note that shattered a glass while being recorded on a Memorex cassette tape. The tape was played back and the recording also broke the glass, asking “Is it live, or is it Memorex” Who is this Lounge fav?